<!-- 
<meta http-equiv="Content-Type" content="text/html;charset=utf-8"/>
<meta http-equiv="Cache-Control" content="no-store"/>
<meta http-equiv="Pragma" content="no-cache"/>
<meta http-equiv="Expires" content="0"/> -->
<%
response.setHeader("Pragma", "No-cache"); 
response.setDateHeader("Expires", 0); 
response.setHeader("Cache-Control", "no-cache");
%>